Ingredient review

Dimethylcyclohexenyl Butenyl Ketone

INCI: DIMETHYLCYCLOHEXENYL 3-BUTENYL KETONE

A synthetic fragrance compound that adds scent but offers no skin benefit and may cause irritation in sensitive individuals.

beautyskincarefragrance

In plain English

This ingredient is a man-made chemical used to give skincare products a pleasant floral or fruity smell. It does not moisturize, treat, or improve your skin in any way. Its only job is to make the product smell nice. Because it is a fragrance ingredient, it can sometimes cause skin irritation or allergic reactions, especially if you have sensitive skin or a history of fragrance allergies.

Review score

Safety, usefulness, and evidence

3.5Good
3.5/ 5

Potentially useful with some tradeoffs

The evidence base is useful, but some claims depend heavily on the formula.

Main practical flags: irritation is moderate; clogging risk is low.

Source
synthetic
Evidence
moderate
Irritation
moderate
Clogging risk
low
How reviews are scored

Quick decision guide

Useful, but context matters

Dimethylcyclohexenyl Butenyl Ketone can be useful, but watch for some irritation potential.

Plain-English read

Treat this as a practical screening step before you compare products that contain this ingredient.

  1. Step 1Start with the score, then check the irritation and clogging risk before judging Dimethylcyclohexenyl Butenyl Ketone.
  2. Step 2Use the "Best for" and "Use caution if" sections to match the ingredient to your skin, not just to a marketing claim.
  3. Step 3If a product stings, breaks you out, or worsens irritation, judge the finished formula and stop using it even if the ingredient scores well.

Score terms in plain English

Irritation risk

moderate

Can bother some users, especially with frequent use, damaged skin, or strong companion ingredients.

Clogging risk

low

Less likely to feel heavy or contribute to clogged pores for most skin types.

Evidence level

moderate

There is useful support, but formula details and claim strength still matter.

What it is

A synthetic ketone compound used as a fragrance ingredient in cosmetics. It is created in a lab to mimic natural floral or fruity scents.

How it works

It evaporates from the skin's surface, releasing scent molecules that are detected by your nose. It has no active skincare function beyond providing fragrance.

Pros

Pleasant scent

Provides a floral or fruity fragrance that can make the product more enjoyable to use.

Widely used

Common in many cosmetic products, so it is generally considered safe at low concentrations by regulators.

Cons and cautions

No skin benefit

This ingredient only adds scent and does not hydrate, protect, or improve skin health in any way.

Irritation risk

Can cause redness, itching, or allergic reactions, especially in people with sensitive skin or fragrance sensitivities.

Best for

  • People who enjoy scented skincare and have no history of fragrance allergies
  • Those using products where fragrance is a desired sensory feature

Use caution if

  • Anyone with sensitive, reactive, or eczema-prone skin
  • Individuals with known fragrance allergies or contact dermatitis

Usage tips

If you have sensitive skin, patch test any product containing this ingredient before full use.
Look for fragrance-free alternatives if you experience irritation from scented products.
Use products with this ingredient only if you know you tolerate fragrance well.

Safety summary

Generally considered safe at low concentrations for most people, but it is a known potential allergen and can cause skin irritation in sensitive individuals. Those with fragrance allergies should avoid it.

Research notes

Research indicates that synthetic fragrance ingredients like this one can cause allergic contact dermatitis in susceptible individuals. Regulatory bodies monitor and limit concentrations to minimize risk.

Common label clues

Typical concentration
Very low, often below 1%
Regulatory status
Approved for use in cosmetics in the EU, US, and many other regions, subject to concentration limits set by fragrance safety organizations.
Common uses
Fragranced skincare, Perfumes, Body lotions, Cleansers
Environmental note
As a synthetic compound, it may not be biodegradable and could accumulate in the environment, though specific data is limited.

Good to know

  • Fragrance ingredients like this one are often listed simply as 'fragrance' or 'parfum' on labels, so you may not see the specific name.
  • Regulatory bodies like the IFRA (International Fragrance Association) set safety limits for this ingredient in cosmetics.

Common questions

What is Dimethylcyclohexenyl Butenyl Ketone in beauty products?

This ingredient is a man-made chemical used to give skincare products a pleasant floral or fruity smell. It does not moisturize, treat, or improve your skin in any way. Its only job is to make the product smell nice. Because it is a fragrance ingredient, it can sometimes cause skin irritation or allergic reactions, especially if you have sensitive skin or a history of fragrance allergies.

What does Dimethylcyclohexenyl Butenyl Ketone do in a beauty product?

It evaporates from the skin's surface, releasing scent molecules that are detected by your nose. It has no active skincare function beyond providing fragrance.

Is Dimethylcyclohexenyl Butenyl Ketone safe for most people?

Generally considered safe at low concentrations for most people, but it is a known potential allergen and can cause skin irritation in sensitive individuals. Those with fragrance allergies should avoid it.

Who should be careful with Dimethylcyclohexenyl Butenyl Ketone?

Anyone with sensitive, reactive, or eczema-prone skin Individuals with known fragrance allergies or contact dermatitis

Research sources

Ingredient reviews are educational and are not medical advice. Patch test new products and ask a licensed clinician about persistent irritation, allergies, pregnancy-specific questions, or diagnosed skin conditions.